Improvement in links connecting the handles and valve-rods of pumps



f conteste entwertet.

\ .SAMUEL SELDEN AND'MATTHEW GRIsWoLm or ERIEPENNSYLVANIA. t

Letters Patent No. 107,965. dated october 4, 1870, Y

` IMPRVEMENT iN LINKS conse-rms THE HAnpLl-:s AND- yALvEj-RoosnF PUMPS.

The. chedule referred vto in these* Letters Patent and making pax-t of the same To all tvhtmt` tit/may concern;

Be it known'that we, SAMUEL SELDEN and MAT- THEW GnswoLD, of Erie, in the countyof Erie and State of Pennsylvania, 'have invented a new and useful Improvement onthe Links connectingthe Handle and Valve-Rods of Pumps;`v and 'we do hereby declare that `the following is a, full, clear, andexact descrip- ;tion ofthe construction and operation of the same,

reference-being had to the annexed drawings making part of 4 this specication`,jin which- Figure 1 is a perspective View; y Figure '2 represents the side irons, ivhich are bolted `to the suotionor valve-rod l; and Y I Figurej3, the ironby which the link is boltedl to the "pump-handle;

` The peculiar-ity of Athe construction is `the part of `the link represented byg. 3,0'1 by a b c d, g. 1.-

'.lhis is composed of thcwrought-iron pin and bolt cd and b in the cast-iron body a e.

V"The latter is castaboutf b and c d.

Theend f is `little flattened, so as not :to draw o'ut Witnesses:

We do not claim as our invention casting one metal upon jo'r within another,' nor do 'we claim the use of` any particular metal for any given purpose. t Our invention relates to the precise article of manufacture we produce, the peculiarities 6i`:which are asy particularly sh'oivnand described to be the adaptation and arrangement of the diierent parts thereof', with reference to the wear and strainnpon them, the as- -sgnmentof appropriate metals to the special uses and requirements of the parts, andthe connection ot` these parts together to form the whole, W )ich we have `rod a b c d, constrncted, with the bolt f b and pin c d,

of wrought-iron, and the surrounding part ct e` of cast-V iron, substantially as described, for the 'purpose specilied.

` SAMLr-SYELDEN. M. "GRISWODD J. W. WI-TMORE, F. Quarze; 

